Home / 35,634.28-53,400.30-20,019.04

Finding the Fourth Proportional to 35,634.28, 53,400.30 and 20,019.04

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Solution

The fourth proportional to 35,634.28, 53,400.30 and 20,019.04 is: 29,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,634.28 : 53,400.30 = 20,019.04 : x
  2. Step 2: Convert to fraction form
    35,634.28/53,400.30 = 20,019.04/x
  3. Step 3: Cross multiply
    35,634.28x = 53,400.30 × 20,019.04
  4. Step 4: Simplify right side
    35,634.28x = 1,069,022,741.71
  5. Step 5: Solve for x
    x = 1,069,022,741.71/35,634.28
  6. Step 6: Final answer
    x = 29,999.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.